High Voltage Series | Installer Manual45
MAINTENANCE AND UPGRADE
To ensure safe operation, all plug connections must be checked. If necessary, relevant operators shall press
them back into place at least once a year.
The following inspection or maintenance must be carried out once a year:
General visual inspection
Check all tightened electrical connections. Check the tightening torque according to the values in the
following table. Loose connections must be retightened to the specied torque.
CAUTION
Improper decommissioning may cause damage to the equipment and/or battery inverter.
Before maintenance, ensure that High Voltage Series Battery is decommissioned according to
relevant provisions.
PLEASE NOTE
All maintenance work shall comply with local applicable regulations and standards. The USB disk port
of High Voltage Series Battery has the functions of upgrading rmware and recording battery data,
which can be used as an auxiliary tool.
High Voltage Series Battery Maintenance
Connection Mode Tightening Torque
High-voltage control box grounding 4.5Nm
Fixing the lug of the high-voltage control box 1.2Nm
Fixing the lug of the battery module 1.2Nm
Using the monitoring software, check whether the SoC, SOH, battery voltage and temperature of the
battery module are abnormal.
Shut down and restart High Voltage Series Battery once a year.
PLEASE NOTE
If the system is installed in a polluted environment, maintenance and cleaning must be carried out
at short intervals.
Clean the battery rack with a dry-cleaning cloth. Ensure that no moisture comes into contact with
the battery connections. Do not use solvents.
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